dridex | 7c046c60093641c60eb782140a6bebf4ab103cf6c3cc920dafaf747345494261

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2024, 18:28

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General

Target
d4361f054e6a3518a63b2a2086902ac8.dll
Size 184KB
Sample240318-w4depafb52
SHA256 7c046c60093641c60eb782140a6bebf4ab103cf6c3cc920dafaf747345494261
MD5 d4361f054e6a3518a63b2a2086902ac8
SHA1 f05e6cd46b37dd82b53feb0c55448f3f232b6c4d
SHA512 4ff405bf5470d12f7c146ec09bd6c06e43e9643e65307f44fd40beefff27d824b52ea77308a2e87829779ae7d126d72afb4abb44076a3dec9d11127ceecc78d4
SSDEEP 3072:fhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JhVQcY:f3fOeIv54W6SFKfc9me9v9/JhV
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443
222.124.142.67:10443
138.201.222.158:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/1304-0-0x0000000074910000-0x0000000074940000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2340	1304	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3504 wrote to memory of 1304	3504	rundll32.exe	87
PID 3504 wrote to memory of 1304	3504	rundll32.exe	87
PID 3504 wrote to memory of 1304	3504	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d4361f054e6a3518a63b2a2086902ac8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3504
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d4361f054e6a3518a63b2a2086902ac8.dll,#1
  2⤵
  PID:1304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1304 -s 668
    3⤵
    - Program crash
    PID:2340

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1304 -ip 1304
1⤵
PID:5044

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1304-0-0x0000000074910000-0x0000000074940000-memory.dmp

Download

memory/1304-1-0x0000000000DB0000-0x0000000000DB6000-memory.dmp